His glorious grandsire (Bhishma) , the oldest of the Kauravas, in order to cheer Duryodhana, now sounded aloud a lion’s roar and blew his conch.

tasya = his; sañjanayan = increasing; harṣaṃ = cheerfulness; kuruvṛddhaḥ = the grandsire of the Kuru dynasty (Bhishma); pitāmahaḥ = the grandfather; siṃhanādaṃ = roaring sound, like that of a lion; vinadya = vibrating; uccaiḥ = very loudly; śaṅkhaṃ = conchshell; dadhmau = blew; pratāpavān = the valiant.;